253154015532 has 72 divisors (see below), whose sum is σ = 698320743120. Its totient is φ = 76688133120.

The previous prime is 253154015419. The next prime is 253154015537. The reversal of 253154015532 is 235510451352.

253154015532 is a `hidden beast` number, since 2 + 5 + 31 + 540 + 1 + 55 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (253154015537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1119768 + ... + 1326720.

It is an arithmetic number, because the mean of its divisors is an integer number (9698899210).

Almost surely, 2^253154015532 is an apocalyptic number.

253154015532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

253154015532 is an abundant number, since it is smaller than the sum of its proper divisors (445166727588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253154015532 is a wasteful number, since it uses less digits than its factorization.

253154015532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210063 (or 210058 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 253154015532 its reverse (235510451352), we get a palindrome (488664466884).

The spelling of 253154015532 in words is "two hundred fifty-three billion, one hundred fifty-four million, fifteen thousand, five hundred thirty-two".